diff --git a/org.eclipse.jgit/src/org/eclipse/jgit/util/io/StreamCopyThread.java b/org.eclipse.jgit/src/org/eclipse/jgit/util/io/StreamCopyThread.java
index 3ee1a2d6f..ae760e3b8 100644
--- a/org.eclipse.jgit/src/org/eclipse/jgit/util/io/StreamCopyThread.java
+++ b/org.eclipse.jgit/src/org/eclipse/jgit/util/io/StreamCopyThread.java
@@ -155,11 +155,7 @@ public class StreamCopyThread extends Thread {
 						break;
 
 					synchronized (writeLock) {
-						if (isInterrupted()) {
-							continue;
-						}
-
-						boolean writeInterrupted = false;
+						boolean writeInterrupted = Thread.interrupted();
 						for (;;) {
 							try {
 								dst.write(buf, 0, n);